我的声卡没声音？怎么办啊，alsa装了，用的是 ubuntu

Georock

lspci -v
00:10.1 Audio device: nVidia Corporation MCP51 High Definition Audio (rev a2)
        Subsystem: Hewlett-Packard Company Unknown device 30b5
        Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 17
        Memory at c0000000 (32-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>